Threadripper PRO 7945WX vs EPYC 4345P
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 262 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 60.51 | no data |
| Market segment | Server | Desktop processor |
| Power efficiency | 34.77 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | TSMC |
| Architecture codename | Grado (2025) | Storm Peak (2023) |
| Release date | 13 May 2025 (recently) | 19 October 2023 (1 year ago) |
| Launch price (MSRP) | $329 | $1,399 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
EPYC 4345P and Threadripper PRO 7945WX basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 8 (Octa-Core) | 12 (Dodeca-Core) |
| Threads | 16 | 24 |
| Base clock speed | 3.8 GHz | 4.7 GHz |
| Boost clock speed | 5.5 GHz | 5.3 GHz |
| L1 cache | 80 KB (per core) | 64 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 32 MB (shared) | 64 MB (shared) |
| Chip lithography | 4 nm | 5 nm |
| Die size | 70.6 mm2 | 2x 71 mm2 |
| Number of transistors | 8,315 million | 13,140 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on EPYC 4345P and Threadripper PRO 7945WX compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 |
| Socket | AM5 | sTR5 |
| Power consumption (TDP) | 65 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 4345P and Threadripper PRO 7945WX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 4345P and Threadripper PRO 7945WX are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 4345P and Threadripper PRO 7945WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | N/A |
Peripherals
Specifications and connection of peripherals supported by EPYC 4345P and Threadripper PRO 7945WX.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 24 | 144 |
Pros & cons summary
| Recency | 13 May 2025 | 19 October 2023 |
| Physical cores | 8 | 12 |
| Threads | 16 | 24 |
| Chip lithography | 4 nm | 5 nm |
| Power consumption (TDP) | 65 Watt | 350 Watt |
EPYC 4345P has an age advantage of 1 year, a 25% more advanced lithography process, and 438.5% lower power consumption.
Threadripper PRO 7945WX, on the other hand, has 50% more physical cores and 50% more threads.
We couldn't decide between AMD EPYC 4345P and AMD Threadripper PRO 7945WX. We've got no test results to judge.
Be aware that EPYC 4345P is a server/workstation processor while Threadripper PRO 7945WX is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
